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Round|Natural|GIA

1.00ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 1565410290

Certificate GIA 1565410290

Diamond specifications and retailer prices

From $3,384 CAD
As of November 6, 2026
Save $4,418 CAD (57%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $7,802 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1565410290. Listed at 24 retailers as of November 5, 2026, with prices from $3,384 to $7,802, a $4,418 spread on the same certified stone. NZ Jewellers lists it at $7,802. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.00
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1565410290
Dimensions6.39 × 6.41 × 3.92 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
6.39 mm6.41 mm1.00 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1565410290
Side View
Table 60.0%Crown 35°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $7,802 CAD|Low: $3,348 CAD|High: $7,802 CAD|Avg: $5,087 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 3$3,384 CAD
Retailer 2$3,507 CAD
Retailer 15$3,934 CAD
Retailer 17$4,093 CAD
Retailer 10$4,134 CAD
Retailer 4$4,142 CAD
Retailer 11$4,286 CAD
Retailer 5$4,479 CAD
Retailer 7$4,479 CAD
Retailer 13$4,605 CAD
Retailer 6$4,652 CAD
Retailer 12$4,694 CAD
Retailer 9$5,168 CAD
Retailer 16$5,209 CAD
Retailer 14$5,466 CAD
Retailer 8$7,458 CAD
Retailer 18$7,490 CAD
NZ Jewellers$7,802 CAD

21 data points across 18 retailers

24 retailers$3,384 CAD to $7,802 CAD

A
Cheapest Retailer
-
$3,384 CAD
A
Retailer 2
-
$3,507 CAD
View
A
Retailer 3
-
$3,934 CAD
View
B+
Retailer 4
-
$4,013 CAD
View
B+
Retailer 5
-
$4,086 CAD
View
B+
Retailer 6
-
$4,093 CAD
View
B+
Retailer 7
-
$4,134 CAD
View
Final sale: no returns
B+
Retailer 8
-
$4,142 CAD
View
B+
Retailer 9
-
$4,142 CAD
View
B+
Retailer 10
-
$4,286 CAD
View
B+
Retailer 11
-
$4,479 CAD
View
Retailer 12
-
$4,479 CAD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$4,529 CAD
View
B+
Retailer 14
-
$4,605 CAD
View
B+
Retailer 15
-
$4,652 CAD
View
B+
Retailer 16
-
$4,680 CAD
View
B+
Retailer 17
-
$4,694 CAD
View
Retailer 18
-
$4,802 CAD
View
Price last confirmed 33 days ago
B+
Retailer 19
-
$5,168 CAD
View
B+
Retailer 20
-
$5,209 CAD
View
B+
Retailer 21
-
$5,466 CAD
View
Retailer 22
-
$7,458 CAD
View
Price last confirmed 9 days ago
B
Retailer 23
-
$7,490 CAD
View
Most Expensive
B
NZ Jewellers
825c2c48-2507-4220-9faf-f08f54ee642f · Nov 5
$7,802 CAD
$5,547 USD
View
23 more retailers have this diamond
Prices start from $3,384 CADSave up to $4,418 CAD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.00ct Round
$3,384 CAD